Home / 559,496.18-772,083.06-304,849.28

Finding the Fourth Proportional to 559,496.18, 772,083.06 and 304,849.28

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Solution

The fourth proportional to 559,496.18, 772,083.06 and 304,849.28 is: 420,680.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,496.18 : 772,083.06 = 304,849.28 : x
  2. Step 2: Convert to fraction form
    559,496.18/772,083.06 = 304,849.28/x
  3. Step 3: Cross multiply
    559,496.18x = 772,083.06 × 304,849.28
  4. Step 4: Simplify right side
    559,496.18x = 235,368,964,941.20
  5. Step 5: Solve for x
    x = 235,368,964,941.20/559,496.18
  6. Step 6: Final answer
    x = 420,680.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.